Remove unused cpp file for model compiler
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redstrate
parent
16fdcf8159
commit
8b164b23d8
1 changed files with 0 additions and 247 deletions
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#include <cstdio>
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#include <assimp/Importer.hpp>
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#include <assimp/postprocess.h>
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#include <assimp/scene.h>
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#include <iostream>
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#include <unordered_map>
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#include <functional>
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#include <fmt/printf.h>
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void traverseNode(const aiScene* scene, aiNode* node, const aiBone* bone, std::string& parent) {
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for(int i = 0; i < node->mNumChildren; i++) {
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aiNode* child = node->mChildren[i];
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if(child->mName == bone->mName) {
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parent = node->mName.C_Str();
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} else {
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traverseNode(scene, child, bone, parent);
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}
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}
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}
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void traverseNode(const aiScene* scene, aiNode* node, const aiBone* bone, aiVector3D& pos) {
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for(int i = 0; i < node->mNumChildren; i++) {
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aiNode* child = node->mChildren[i];
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if(child->mName == bone->mName) {
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aiVector3D scale, position;
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aiQuaternion rotation;
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child->mTransformation.Decompose(scale, rotation, position);
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fmt::print("{} bone position: {} {} {}\n", child->mName.C_Str(), position.x, position.y, position.z);
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pos = position;
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} else {
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traverseNode(scene, child, bone, pos);
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}
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}
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}
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std::string findBoneParent(const aiScene* scene, const aiBone* bone) {
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std::string t = "none";
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traverseNode(scene, scene->mRootNode, bone, t);
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return t;
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}
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aiVector3D getBonePosition(const aiScene* scene, const aiBone* bone) {
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aiVector3D pos;
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traverseNode(scene, scene->mRootNode, bone, pos);
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return pos;
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}
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int main(int argc, char* argv[]) {
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if(argc < 2)
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return -1;
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Assimp::Importer importer;
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const aiScene* sc = importer.ReadFile(argv[1], aiProcess_Triangulate | aiProcess_JoinIdenticalVertices | aiProcess_CalcTangentSpace);
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FILE* file = fopen(argv[2], "wb");
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int version = 1;
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fwrite(&version, sizeof(int), 1, file);
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fwrite(&sc->mNumMeshes, sizeof(int), 1, file);
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for (unsigned int i = 0; i < sc->mNumMeshes; i++) {
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const aiMesh* mesh = sc->mMeshes[i];
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/*fwrite(&mesh->mName.length, sizeof(unsigned int), 1, file);
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fwrite(mesh->mName.C_Str(), sizeof(char) * mesh->mName.length, 1, file);*/
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fwrite(&mesh->mNumVertices, sizeof(int), 1, file);
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unsigned int numIndices = mesh->mNumFaces * 3;
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fwrite(&numIndices, sizeof(int), 1, file);
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fwrite(&mesh->mNumBones, sizeof(int), 1, file);
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int numMaterials = 0;
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fwrite(&numMaterials, sizeof(int), 1, file);
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bool hasInverse = false;
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if(mesh->mNumBones != 0) {
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hasInverse = true;
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fwrite(&hasInverse, sizeof(bool), 1, file);
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auto transform = sc->mRootNode->mTransformation;
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transform.Inverse();
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transform.Transpose();
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fwrite(&transform, sizeof(aiMatrix4x4), 1, file);
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} else {
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fwrite(&hasInverse, sizeof(bool), 1, file);
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}
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for (unsigned int v = 0; v < mesh->mNumVertices; v++) {
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struct Vertex {
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aiVector3D position, normal;
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aiVector2D uv;
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int materialOffset = 0;
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} vertex;
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vertex.position = mesh->mVertices[v];
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vertex.normal = mesh->mNormals[v];
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fwrite(&vertex, sizeof(vertex), 1, file);
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}
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for (unsigned int e = 0; e < mesh->mNumFaces; e++) {
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const aiFace& face = mesh->mFaces[e];
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fwrite(face.mIndices, sizeof(uint32_t) * 3, 1, file);
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}
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for (unsigned int b = 0; b < mesh->mNumBones; b++) {
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const aiBone* aBone = mesh->mBones[b];
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{
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std::string name = aBone->mName.C_Str();
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auto len = name.length();
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fwrite(&len, sizeof(unsigned int), 1, file);
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fwrite(name.c_str(), sizeof(char) * len, 1, file);
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}
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{
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std::string name = findBoneParent(sc, aBone);
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auto len = name.length();
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fwrite(&len, sizeof(unsigned int), 1, file);
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fwrite(name.c_str(), sizeof(char) * len, 1, file);
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}
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auto offset = aBone->mOffsetMatrix;
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offset.Transpose();
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fwrite(&offset, sizeof(aiMatrix4x4), 1, file);
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auto pos = getBonePosition(sc, aBone);
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fwrite(&pos, sizeof(float) * 3, 1, file);
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fwrite(&aBone->mNumWeights, sizeof(int), 1, file);
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fwrite(aBone->mWeights, sizeof(aiVertexWeight) * aBone->mNumWeights, 1, file);
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}
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}
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int numMaterials = 0;
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fwrite(&numMaterials, sizeof(int), 1, file);
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fclose(file);
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/*if(sc->mNumAnimations != 0) {
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for(auto i = 0; i < sc->mNumAnimations; i++) {
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const aiAnimation* animation = sc->mAnimations[i];
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std::string animName = animation->mName.C_Str();
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if(animName.length() == 0)
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animName = "default";
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std::transform(animName.begin(), animName.end(), animName.begin(), [](char ch) {
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return ch == ' ' ? '_' : ch;
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});
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animName += ".anim";
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std::cout << "Warning: creating animation file " << animName << std::endl;
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FILE* file = fopen(animName.c_str(), "wb");
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fwrite(&animation->mDuration, sizeof(double), 1, file);
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fwrite(&animation->mTicksPerSecond, sizeof(double), 1, file);
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fwrite(&animation->mNumChannels, sizeof(unsigned int), 1, file);
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for(auto j = 0; j < animation->mNumChannels; j++) {
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const aiNodeAnim* channel = animation->mChannels[j];
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const auto referringType = AnimationNode::ReferringType::Bone;
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fwrite(&referringType, sizeof(AnimationNode::ReferringType), 1, file);
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std::string name = channel->mNodeName.C_Str();
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if(name.find("-node") != std::string::npos)
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name = name.substr(0, name.length() - 5);
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auto len = name.length();
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fwrite(&len, sizeof(size_t), 1, file);
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fwrite(name.data(), sizeof(char) * len, 1, file);
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fwrite(&channel->mNumPositionKeys, sizeof(unsigned int), 1, file);
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for(auto k = 0; k < channel->mNumPositionKeys; k++) {
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AnimationKey<Vector3> key;
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key.value = Vector3(channel->mPositionKeys[k].mValue.x, channel->mPositionKeys[k].mValue.y, channel->mPositionKeys[k].mValue.z);
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key.time = channel->mPositionKeys[k].mTime;
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fwrite(&key, sizeof(AnimationKey<Vector3>), 1, file);
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}
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fwrite(&channel->mNumRotationKeys, sizeof(unsigned int), 1, file);
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for(auto k = 0; k < channel->mNumRotationKeys; k++) {
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AnimationKey<Quaternion> key;
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key.value = Quaternion(channel->mRotationKeys[k].mValue.x, channel->mRotationKeys[k].mValue.y, channel->mRotationKeys[k].mValue.z, channel->mRotationKeys[k].mValue.w);
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key.time = channel->mRotationKeys[k].mTime;
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fwrite(&key, sizeof(AnimationKey<Quaternion>), 1, file);
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}
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fwrite(&channel->mNumScalingKeys, sizeof(unsigned int), 1, file);
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for(auto k = 0; k < channel->mNumScalingKeys; k++) {
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AnimationKey<Vector3> key;
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key.value = Vector3(channel->mScalingKeys[k].mValue.x, channel->mScalingKeys[k].mValue.y, channel->mScalingKeys[k].mValue.z);
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key.time = channel->mScalingKeys[k].mTime;
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fwrite(&key, sizeof(AnimationKey<Vector3>), 1, file);
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}
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aiNode* affectedNode = sc->mRootNode->FindNode(channel->mNodeName.C_Str());
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fwrite(&affectedNode->mNumChildren, sizeof(unsigned int), 1, file);
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for(auto k = 0; k < affectedNode->mNumChildren; k++) {
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const aiNode* child = affectedNode->mChildren[k];
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std::string name = child->mName.C_Str();
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if(name.find("-node") != std::string::npos)
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name = name.substr(0, name.length() - 5);
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auto len = name.length();
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fwrite(&len, sizeof(size_t), 1, file);
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fwrite(name.data(), sizeof(char) * len, 1, file);
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}
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}
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fclose(file);
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}
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}*/
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return 0;
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}
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